On your own: London Gatwick → Warsaw
For a trip of about 21 days in November 2026, the best price we have seen is $429 CAD for Montreal → London Gatwick, plus $560 CAD for Warsaw → Montreal, $989 CAD in total.
That is $145 CAD more than the round trip to London Gatwick, but $51 CAD less than the one to Warsaw.
By road, expect about 1645 km (about 17 h of driving) between London Gatwick and Warsaw.
Open jaw or round trip?
A round trip brings you back to where you landed; the open jaw has you travel between the two cities.
Open jaw or round trip, month by month: London Gatwick and Warsaw
The month where the open jaw saves the most is December: $5 less (0%) than the best round trip. It costs less than a round trip in 1 of 6 months.
| Month | Open jaw | London Gatwick round trip | Warsaw round trip | Versus best round trip |
|---|---|---|---|---|
| November | $989 | $897 | $1040 | $92 more |
| December | $1009 | $1014 | $1040 | $5 less |
| January | $1230 | $897 | $1046 | $333 more |
| February | $1150 | $908 | $1040 | $242 more |
| March | $989 | $919 | $1046 | $70 more |
| April | $1040 | $844 | $1046 | $196 more |
For each month: the best open-jaw price (two one-way flights, stays of 21 to 21 days) and the best round trip to each of the two cities (stays of 17 to 25 days, depending on the lengths we scan). Only our latest scans are used.
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Frequently asked questions: London Gatwick → Warsaw
What is an open-jaw flight?
An open-jaw (or multi-city) flight arrives in one city and leaves from another. Here you arrive in London Gatwick and fly home from Warsaw instead of returning to where you landed.
How much is a flight from Montreal into London Gatwick, home from Warsaw?
For about 21 days, the best price we have seen is $989 CAD: $429 CAD to fly into London Gatwick and $560 CAD to fly home from Warsaw.
Is it cheaper than a round trip to London Gatwick or Warsaw?
That is $145 CAD more than the round trip to London Gatwick, but $51 CAD less than the one to Warsaw.
How do I get from London Gatwick to Warsaw?
By road it is about 1645 km (about 17 h of driving) from London Gatwick to Warsaw. Train, bus or a rental car are the usual options; that cost is not included in the prices shown.
Are these prices guaranteed?
No. They are the best prices from our latest scan and they change often. Check the final price on Google Flights before you book.